What was found
SLEEVE, WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNITS, CORRECTED PROBLEM.
- Difficulty date
- July 23, 2001
- Submitted
- January 25, 2002
- Operation
- Air carrier
- Aircraft
- N10UM
- Make and model
- Bolkms BK117B1
- Aircraft serial
- 7231
- Engine
- Lyc LTS101750B1
- System (JASC)
- 7250 · Turbine Section
- Part
- Sleeve
- Part number
- 406103101
- Condition
- Worn
- Location
- Turbine Section
- Part time
- 561 hours
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.